\documentclass[11pt,a4paper]{article}
\usepackage[utf8]{inputenc} 
\usepackage[T1]{fontenc} % fonts to encode unicode
\usepackage{times}
\newcounter{DOIcounter}

\special{papersize=21cm, 29.7cm}
\pdfpageheight\paperheight
\pdfpagewidth\paperwidth
\setlength\topmargin{-5mm} \setlength\oddsidemargin{-0cm}
\setlength\textheight{24.7cm} \setlength\textwidth{16cm}
\setlength\columnsep{0.6cm}  \newlength\titlebox \setlength\titlebox{2.00in}
\setlength\headheight{5pt}   \setlength\headsep{0pt}
\setlength\footskip{1.9cm}
\setlength\leftmargin{0.0in}
\pagestyle{plain}


\setlength{\parindent}{0in}
\setlength{\parskip}{2ex}

\newcommand{\hyperlink}[2]{#2}

\begin{document}
\include{program}
\end{document}
